Likouala · Republic of the Congo · 3.10° N · 18.51° E
Solar position in Mindouli
Sun position, daylight and the best solar panel angle for Mindouli — computed for 3.10° N, 18.51° E, 362 m above sea level.
The sun right now
Sun in Mindouli today
Saturday, 24 October 2026 · local time UTC+1
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:19 | sun 18° below horizon |
| Nautical dawn | 04:43 | 12° below |
| Civil dawn | 05:08 | 6° below |
| Sunrise | 05:29 | 102° ESE |
| Golden hour ends | 05:57 | sun 6° up |
| Solar noon | 11:30 | 75.1° high |
| Golden hour starts | 17:02 | sun 6° up |
| Sunset | 17:30 | 258° WSW |
| Civil dusk | 17:52 | 6° below |
| Nautical dusk | 18:16 | 12° below |
| Astronomical dusk | 18:41 | 18° below |
| Day length | 12 h 02 min | |
Sun path diagram for Mindouli
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 69.7° at solar noon in Mindouli; on the December solstice only 63.5°. Sunrise swings from 66° ENE in June to 113° ESE in December — a 47° arc along the horizon.
Sunrise, sunset and sun height by month
Values for the 21st of each month, local clock time including daylight saving time.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 05:58 | 11:57 | 17:56 | 11 h 58 min | 67.1° |
| February | 05:58 | 11:59 | 18:00 | 12 h 02 min | 76.4° |
| March | 05:49 | 11:53 | 17:56 | 12 h 07 min | 87.2° |
| April | 05:38 | 11:44 | 17:50 | 12 h 12 min | 81.2° |
| May | 05:34 | 11:42 | 17:50 | 12 h 16 min | 72.9° |
| June | 05:38 | 11:47 | 17:56 | 12 h 18 min | 69.7° |
| July | 05:44 | 11:52 | 18:00 | 12 h 16 min | 72.7° |
| August | 05:43 | 11:49 | 17:55 | 12 h 12 min | 81.1° |
| September | 05:35 | 11:39 | 17:42 | 12 h 07 min | 87.5° |
| October | 05:29 | 11:30 | 17:31 | 12 h 02 min | 76.1° |
| November | 05:32 | 11:31 | 17:30 | 11 h 58 min | 66.9° |
| December | 05:45 | 11:43 | 17:42 | 11 h 57 min | 63.5° |
A year of daylight in Mindouli
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Mindouli
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
5°collects the most energy over a year: 1427 kWh per kWp.
0°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | July kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° off-grid best | 1423 | 100% | 3.31 | 1.3× |
| 3° = latitude | 1426 | 100% | 3.27 | 1.4× |
| 5° year-round best | 1427 | 100% | 3.23 | 1.4× |
| 15° | 1410 | 99% | 3.01 | 1.6× |
| 30° | 1322 | 93% | 2.56 | 1.9× |
| 45° | 1167 | 82% | 2.00 | 2.3× |
| 60° | 958 | 67% | 1.39 | 3.0× |
| 70° | 810 | 57% | 1.12 | 3.3× |
| 90° | 557 | 39% | 0.99 | 2.7× |
A fixed array in Mindouli produces the most over a year at 5°. The design month for an off-grid system is July: at 0° it makes 3.31 kWh per kWp a day, 3% more than at 5°, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Mindouli at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 5° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 5° | Mean temp. |
|---|---|---|---|---|---|
| January | 5.51 | 4.59 | 3.74 | 4.49 | 27.1 °C |
| February | 5.33 | 3.70 | 2.98 | 4.27 | 28.4 °C |
| March | 5.32 | 2.91 | 2.34 | 4.22 | 27.4 °C |
| April | 5.23 | 2.06 | 1.64 | 4.10 | 26.7 °C |
| May | 4.93 | 1.50 | 1.17 | 3.82 | 26.5 °C |
| June | 4.40 | 1.45 | 1.14 | 3.39 | 25.7 °C |
| July | 4.18 | 1.43 | 1.12 | 3.23 | 25.4 °C |
| August | 4.34 | 1.63 | 1.29 | 3.40 | 25.0 °C |
| September | 4.83 | 2.34 | 1.89 | 3.85 | 25.0 °C |
| October | 4.84 | 3.09 | 2.51 | 3.91 | 25.1 °C |
| November | 4.89 | 3.84 | 3.14 | 4.00 | 25.4 °C |
| December | 5.19 | 4.52 | 3.69 | 4.26 | 26.0 °C |
| Year | 4.91 avg | 2.75 avg | 810 kWh | 1427 kWh |
Sizing example. To run a 1 kWh-per-day load through July on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 1,050 Wp of panels at 70°, versus 370 Wp at 5°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Mindouli
Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.
1.8 mrow pitch at 70°
2.1 mrow pitch at 5°
How Mindouli compares in the Republic of the Congo
Against the other 22 places in the Republic of the Congo with climate data, for a fixed array at its best angle.
1stof 23 places in the Republic of the Congo for sunshine, shared: 4.91 peak sun hours a day on flat ground.
+12%solar energy a year compared with the average place in the Republic of the Congo: 1,427 against 1,280 kWh per kWp.
−4 mindaylight on the longest day, compared with Brazzaville: 12 h 18 min against 12 h 22 min.
5°best year-round tilt here; across the Republic of the Congo it runs from 1° in Owando to 5° in Mindouli.
Mindouli shares the top spot for sunshine among the 23 places in the Republic of the Congo (4.91 peak sun hours a day); the least sunny is Mossendjo with 3.94. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 1.12 kWh a day here, against 1.15 kWh on average in the Republic of the Congo. The shortest day lasts 11 h 57 min, +4 min compared with Brazzaville.
Solar forecast for Mindouli, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Questions about the sun in Mindouli
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A free, live card for Mindouli: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.